JN0-102 · Question #270
What represents the binary equivalence of 207?
The correct answer is A. 11001111. To find the binary equivalent of a decimal number, convert the decimal value into its base-2 representation. For 207, the binary equivalent is 11001111.
Question
What represents the binary equivalence of 207?
Options
- A11001111
- B11101011
- C11010111
- D11010101
How the community answered
(21 responses)- A90% (19)
- C5% (1)
- D5% (1)
Why each option
To find the binary equivalent of a decimal number, convert the decimal value into its base-2 representation. For 207, the binary equivalent is 11001111.
To convert 207 to binary, you repeatedly divide the decimal number by 2 and record the remainder: 207/2=103 R1, 103/2=51 R1, 51/2=25 R1, 25/2=12 R1, 12/2=6 R0, 6/2=3 R0, 3/2=1 R1, 1/2=0 R1. Reading the remainders from bottom to top yields 11001111.
11101011 in binary equals 235 in decimal (128+64+32+0+8+0+2+1).
11010111 in binary equals 215 in decimal (128+64+0+16+0+4+2+1).
11010101 in binary equals 213 in decimal (128+64+0+16+0+0+4+1).
Concept tested: Decimal to binary conversion
Topics
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